Test: Trigger `vm.ReportFailed` in the global AfterAll
Test: Trigger `vm.ReportFailed` in the global AfterAll

The global AfterAll does not have any AfterEach function associated. In
case of the fail logs are not gathered, with this fix the cilium logs
are saved in the test.

Fix #3428

Signed-off-by: Eloy Coto <2a8acc28452926ceac4d9db555411743254cf5f9@gmail.com>

cilium-team/cilium,michi-covalent/cilium,scanf/cilium,tgraf/cilium,tklauser/cilium,cilium-team/cilium,eloycoto/cilium,eloycoto/cilium,eloycoto/cilium,scanf/cilium,tgraf/cilium,scanf/cilium,michi-covalent/cilium,tklauser/cilium,tgraf/cilium,scanf/cilium,tgraf/cilium,tgraf/cilium,tklauser/cilium,cilium/cilium,tgraf/cilium,michi-covalent/cilium,cilium/cilium,eloycoto/cilium,tklauser/cilium,cilium/cilium,scanf/cilium,cilium/cilium,eloycoto/cilium,michi-covalent/cilium,michi-covalent/cilium,tklauser/cilium,eloycoto/cilium,cilium/cilium,scanf/cilium,scanf/cilium,eloycoto/cilium